diff --git a/2_frontend/src/features/snap/components/ThinkingBubble.tsx b/2_frontend/src/features/snap/components/ThinkingBubble.tsx
new file mode 100644
index 0000000..5f86559
--- /dev/null
+++ b/2_frontend/src/features/snap/components/ThinkingBubble.tsx
@@ -0,0 +1,21 @@
+import type { ReactNode } from "react"
+
+/** 답변 자리(첫 토큰 전·재진입 대기·세션 생성 중). Message 의 assistant 모양과 똑같이 —
+ *  AI 배지 + CODEASSIST 라벨, 본문은 상자 없이. 안에 시머 텍스트나 스트리밍 본문을 넣는다. */
+export function ThinkingBubble({ children }: { children?: ReactNode }) {
+  return (
+    <div className="flex flex-col items-start gap-1">
+      <div className="flex w-full items-center gap-1.5">
+        <span className="bg-primary text-primary-foreground grid size-4 place-items-center rounded text-[8px] leading-none font-semibold">
+          AI
+        </span>
+        <span className="text-muted-foreground font-mono text-[9.5px] tracking-widest uppercase">
+          CODEASSIST
+        </span>
+      </div>
+      <div className="text-foreground w-full text-sm leading-[1.9]">
+        {children ?? <span className="shimmer-text text-sm">생각하는 중…</span>}
+      </div>
+    </div>
+  )
+}
diff --git a/2_frontend/src/features/snap/pages/NewChatPage.tsx b/2_frontend/src/features/snap/pages/NewChatPage.tsx
index fe270a9..e2e9368 100644
--- a/2_frontend/src/features/snap/pages/NewChatPage.tsx
+++ b/2_frontend/src/features/snap/pages/NewChatPage.tsx
@@ -8,6 +8,7 @@ import { useCreateSession } from "../api/snap.api"
 import { Hero } from "../components/Hero"
 import { Composer } from "../components/Composer"
 import { Message } from "../components/Message"
+import { ThinkingBubble } from "../components/ThinkingBubble"
 import { useEscapeKey } from "../hooks/useEscapeKey"
 import type { SnapImageInput } from "../contract/types"
 
@@ -58,14 +59,7 @@ export default function NewChatPage() {
         // 세션 만드는 동안 — SessionChatPage 첫 화면과 같은 모양(내 말풍선 + 생각 중)
         <div className="mx-auto flex min-h-0 w-full max-w-[760px] flex-1 flex-col gap-4 overflow-y-auto px-5 py-4">
           <Message role="user" content={pending} />
-          <div className="flex flex-col items-start gap-1">
-            <span className="text-muted-foreground font-mono text-[9.5px] tracking-widest uppercase">
-              CODEASSIST
-            </span>
-            <div className="border-border bg-card text-card-foreground w-full rounded-lg border px-3 py-2 text-sm leading-[1.9]">
-              <span className="shimmer-text text-sm">생각하는 중…</span>
-            </div>
-          </div>
+          <ThinkingBubble />
         </div>
       )}
       <Composer
diff --git a/2_frontend/src/features/snap/pages/SessionChatPage.tsx b/2_frontend/src/features/snap/pages/SessionChatPage.tsx
index f02b7c8..a11632d 100644
--- a/2_frontend/src/features/snap/pages/SessionChatPage.tsx
+++ b/2_frontend/src/features/snap/pages/SessionChatPage.tsx
@@ -11,6 +11,7 @@ import type { SnapImageInput, SnapSession } from "../contract/types"
 import { ChatHeader } from "../components/ChatHeader"
 import { NavRail } from "../components/NavRail"
 import { Message } from "../components/Message"
+import { ThinkingBubble } from "../components/ThinkingBubble"
 import { Composer } from "../components/Composer"
 
 export default function SessionChatPage() {
@@ -164,11 +165,8 @@ export default function SessionChatPage() {
                   busy && i === messages.length - 1 && m.role === "assistant" && !m.frozen
                 if (isLiveLast) {
                   return (
-                    <div key={m.id} className="flex flex-col items-start gap-1">
-                      <span className="text-muted-foreground font-mono text-[9.5px] tracking-widest uppercase">
-                        CODEASSIST
-                      </span>
-                      <div className="border-border bg-card text-card-foreground w-full rounded-lg border px-3 py-2 text-sm leading-[1.9]">
+                    <div key={m.id}>
+                      <ThinkingBubble>
                         {m.content === "" ? (
                           // 첫 토큰 오기 전 빈 시간 메움 — 시머 텍스트로 "생각 중" 신호
                           <span className="shimmer-text text-sm">생각하는 중…</span>
@@ -180,7 +178,7 @@ export default function SessionChatPage() {
                             onRevealEnd={() => useSnapChatStore.getState().setRevealing(false)}
                           />
                         )}
-                      </div>
+                      </ThinkingBubble>
                     </div>
                   )
                 }
@@ -207,16 +205,7 @@ export default function SessionChatPage() {
                   />
                 )
               })}
-              {generatingRemotely && (
-                <div className="flex flex-col items-start gap-1">
-                  <span className="text-muted-foreground font-mono text-[9.5px] tracking-widest uppercase">
-                    CODEASSIST
-                  </span>
-                  <div className="border-border bg-card text-card-foreground w-full rounded-lg border px-3 py-2 text-sm leading-[1.9]">
-                    <span className="shimmer-text text-sm">생각하는 중…</span>
-                  </div>
-                </div>
-              )}
+              {generatingRemotely && <ThinkingBubble />}
             </div>
           </div>
           <Composer
diff --git a/2_frontend/tsconfig.tsbuildinfo b/2_frontend/tsconfig.tsbuildinfo
index ba83145..5b687ef 100644
--- a/2_frontend/tsconfig.tsbuildinfo
+++ b/2_frontend/tsconfig.tsbuildinfo
@@ -1 +1 @@
-{"root":["./src/app.tsx","./src/main.tsx","./src/routes.tsx","./src/vite-env.d.ts","./src/config/env.ts","./src/config/routes.ts","./src/features/admin/api/admin.api.ts","./src/features/admin/pages/adminstatspage.tsx","./src/features/auth/index.ts","./src/features/auth/api/auth.api.ts","./src/features/auth/components/entraloginbutton.tsx","./src/features/auth/components/entraloginsection.tsx","./src/features/auth/components/loginform.tsx","./src/features/auth/components/sessionexpirydialog.tsx","./src/features/auth/hooks/useentraenabled.ts","./src/features/auth/hooks/useentralogin.ts","./src/features/auth/hooks/uselogin.ts","./src/features/auth/hooks/uselogout.ts","./src/features/auth/hooks/useme.ts","./src/features/auth/hooks/useslidingrefresh.ts","./src/features/auth/pages/loginpage.tsx","./src/features/auth/schemas/index.ts","./src/features/auth/store/authstore.ts","./src/features/auth/store/sessionexpirystore.ts","./src/features/auth/utils/saferedirectpath.ts","./src/features/snap/api/snap.api.ts","./src/features/snap/api/snap.stream.ts","./src/features/snap/components/chatheader.tsx","./src/features/snap/components/clipboardhistory.tsx","./src/features/snap/components/codeblock.tsx","./src/features/snap/components/composer.tsx","./src/features/snap/components/hero.tsx","./src/features/snap/components/message.tsx","./src/features/snap/components/navrail.tsx","./src/features/snap/components/searchhitcard.tsx","./src/features/snap/components/sessioncard.tsx","./src/features/snap/components/sessionsearch.tsx","./src/features/snap/components/snaplayout.tsx","./src/features/snap/components/snapusercontrols.tsx","./src/features/snap/components/abaphljs.ts","./src/features/snap/contract/types.ts","./src/features/snap/hooks/useescapekey.ts","./src/features/snap/hooks/usesnapchat.ts","./src/features/snap/lib/format.ts","./src/features/snap/pages/newchatpage.tsx","./src/features/snap/pages/sessionchatpage.tsx","./src/features/snap/pages/sessionlistpage.tsx","./src/features/snap/store/snapchatstore.ts","./src/features/snippets/types.ts","./src/features/snippets/api/snippets.api.ts","./src/features/snippets/components/categorychips.tsx","./src/features/snippets/components/editdialog.tsx","./src/features/snippets/components/previewpane.tsx","./src/features/snippets/components/snippetrow.tsx","./src/features/snippets/core/ranking.ts","./src/features/snippets/core/search.ts","./src/features/snippets/hooks/usesnippets.ts","./src/features/snippets/pages/snippetpalettepage.tsx","./src/lib/api/client.ts","./src/lib/api/errors.ts","./src/lib/auth/msal.ts","./src/lib/auth/tokenprovider.ts","./src/lib/bridge/bridgenavigate.ts","./src/lib/bridge/snippetbridge.ts","./src/lib/bridge/transport.ts","./src/lib/bridge/webviewbridge.ts","./src/lib/hooks/usedebounce.ts","./src/lib/query/queryclient.ts","./src/lib/streaming/stoppednotice.tsx","./src/lib/streaming/streamingtext.tsx","./src/lib/streaming/abort.ts","./src/lib/streaming/index.ts","./src/lib/streaming/sse.ts","./src/lib/streaming/streamllm.ts","./src/lib/streaming/usesmoothedtext.ts","./src/lib/streaming/usestreamsession.ts","./src/lib/utils/cn.ts","./src/lib/utils/randomid.ts","./src/lib/utils/relativetime.ts","./src/lib/utils/sleep.ts","./src/shared/components/centerspinner.tsx","./src/shared/components/desktopwindowframe.tsx","./src/shared/components/errorboundary.tsx","./src/shared/components/kbd.tsx","./src/shared/components/layout.tsx","./src/shared/components/logomark.tsx","./src/shared/components/paletteshell.tsx","./src/shared/components/pastetargetbadge.tsx","./src/shared/components/protectedroute.tsx","./src/shared/components/themetoggle.tsx","./src/shared/hooks/usepastetarget.ts","./src/shared/store/themestore.ts","./src/shared/theme/derive.ts","./src/shared/theme/palettes.ts","./src/shared/theme/usetheme.ts","./src/shared/ui/alert-dialog.tsx","./src/shared/ui/alert.tsx","./src/shared/ui/button.tsx","./src/shared/ui/dialog.tsx","./src/shared/ui/dropdown-menu.tsx","./src/shared/ui/input.tsx","./src/shared/ui/label.tsx","./src/shared/ui/separator.tsx","./src/shared/ui/skeleton.tsx","./src/shared/ui/textarea.tsx","./src/shared/ui/tooltip.tsx","./src/types/api.ts"],"version":"5.9.3"}
\ No newline at end of file
+{"root":["./src/app.tsx","./src/main.tsx","./src/routes.tsx","./src/vite-env.d.ts","./src/config/env.ts","./src/config/routes.ts","./src/features/admin/api/admin.api.ts","./src/features/admin/pages/adminstatspage.tsx","./src/features/auth/index.ts","./src/features/auth/api/auth.api.ts","./src/features/auth/components/entraloginbutton.tsx","./src/features/auth/components/entraloginsection.tsx","./src/features/auth/components/loginform.tsx","./src/features/auth/components/sessionexpirydialog.tsx","./src/features/auth/hooks/useentraenabled.ts","./src/features/auth/hooks/useentralogin.ts","./src/features/auth/hooks/uselogin.ts","./src/features/auth/hooks/uselogout.ts","./src/features/auth/hooks/useme.ts","./src/features/auth/hooks/useslidingrefresh.ts","./src/features/auth/pages/loginpage.tsx","./src/features/auth/schemas/index.ts","./src/features/auth/store/authstore.ts","./src/features/auth/store/sessionexpirystore.ts","./src/features/auth/utils/saferedirectpath.ts","./src/features/snap/api/snap.api.ts","./src/features/snap/api/snap.stream.ts","./src/features/snap/components/chatheader.tsx","./src/features/snap/components/clipboardhistory.tsx","./src/features/snap/components/codeblock.tsx","./src/features/snap/components/composer.tsx","./src/features/snap/components/hero.tsx","./src/features/snap/components/message.tsx","./src/features/snap/components/navrail.tsx","./src/features/snap/components/searchhitcard.tsx","./src/features/snap/components/sessioncard.tsx","./src/features/snap/components/sessionsearch.tsx","./src/features/snap/components/snaplayout.tsx","./src/features/snap/components/snapusercontrols.tsx","./src/features/snap/components/thinkingbubble.tsx","./src/features/snap/components/abaphljs.ts","./src/features/snap/contract/types.ts","./src/features/snap/hooks/useescapekey.ts","./src/features/snap/hooks/usesnapchat.ts","./src/features/snap/lib/format.ts","./src/features/snap/pages/newchatpage.tsx","./src/features/snap/pages/sessionchatpage.tsx","./src/features/snap/pages/sessionlistpage.tsx","./src/features/snap/store/snapchatstore.ts","./src/features/snippets/types.ts","./src/features/snippets/api/snippets.api.ts","./src/features/snippets/components/categorychips.tsx","./src/features/snippets/components/editdialog.tsx","./src/features/snippets/components/previewpane.tsx","./src/features/snippets/components/snippetrow.tsx","./src/features/snippets/core/ranking.ts","./src/features/snippets/core/search.ts","./src/features/snippets/hooks/usesnippets.ts","./src/features/snippets/pages/snippetpalettepage.tsx","./src/lib/api/client.ts","./src/lib/api/errors.ts","./src/lib/auth/msal.ts","./src/lib/auth/tokenprovider.ts","./src/lib/bridge/bridgenavigate.ts","./src/lib/bridge/snippetbridge.ts","./src/lib/bridge/transport.ts","./src/lib/bridge/webviewbridge.ts","./src/lib/hooks/usedebounce.ts","./src/lib/query/queryclient.ts","./src/lib/streaming/stoppednotice.tsx","./src/lib/streaming/streamingtext.tsx","./src/lib/streaming/abort.ts","./src/lib/streaming/index.ts","./src/lib/streaming/sse.ts","./src/lib/streaming/streamllm.ts","./src/lib/streaming/usesmoothedtext.ts","./src/lib/streaming/usestreamsession.ts","./src/lib/utils/cn.ts","./src/lib/utils/randomid.ts","./src/lib/utils/relativetime.ts","./src/lib/utils/sleep.ts","./src/shared/components/centerspinner.tsx","./src/shared/components/desktopwindowframe.tsx","./src/shared/components/errorboundary.tsx","./src/shared/components/kbd.tsx","./src/shared/components/layout.tsx","./src/shared/components/logomark.tsx","./src/shared/components/paletteshell.tsx","./src/shared/components/pastetargetbadge.tsx","./src/shared/components/protectedroute.tsx","./src/shared/components/themetoggle.tsx","./src/shared/hooks/usepastetarget.ts","./src/shared/store/themestore.ts","./src/shared/theme/derive.ts","./src/shared/theme/palettes.ts","./src/shared/theme/usetheme.ts","./src/shared/ui/alert-dialog.tsx","./src/shared/ui/alert.tsx","./src/shared/ui/button.tsx","./src/shared/ui/dialog.tsx","./src/shared/ui/dropdown-menu.tsx","./src/shared/ui/input.tsx","./src/shared/ui/label.tsx","./src/shared/ui/separator.tsx","./src/shared/ui/skeleton.tsx","./src/shared/ui/textarea.tsx","./src/shared/ui/tooltip.tsx","./src/types/api.ts"],"version":"5.9.3"}
\ No newline at end of file
diff --git a/z-my-docs/work-log/2026-09/2026-09-21.md b/z-my-docs/work-log/2026-09/2026-09-21.md
index dc87951..76a848a 100644
--- a/z-my-docs/work-log/2026-09/2026-09-21.md
+++ b/z-my-docs/work-log/2026-09/2026-09-21.md
@@ -17,3 +17,4 @@
 | 14:58 | 팀원용 가이드 — ABAP_INDEXING 을 FabriX 로 돌리기. 직접 붙이면 401(헤더 3종)이라 CodeAssist 게이트웨이(/api/ito) 경유, LLM_MODEL=339, 확인 항목 3개 |
 | 15:21 | taste-skill 설치·적용 — 랜딩용이라 대부분 해당 없고 3개만: 삼성 팔레트 글씨 순검정→#111, radius 규칙(버튼 알약/카드·입력 10px), 버튼 눌림 피드백 |
 | 15:28 | 새 대화 전송 시 세션 생성(OpenCode 왕복) 동안 헤로에 머물던 것 — 즉시 내 말풍선+'생각하는 중' 시머로 바꿔 넘어간 느낌, 실패하면 헤로 복귀+토스트(전엔 pending 안 풀려 영원히 '응답 중'). mutate 콜백 패턴으로 |
+| 15:34 | '생각하는 중' 자리가 답변(Message)과 다른 모양(테두리 카드, AI 배지 없음)이던 것 — ThinkingBubble 로 통일. 세 군데(새 대화·스트리밍 첫 토큰 전·재진입 대기) |